UK Flowers: Herbs, Shrubs, Vines & Trees
UK Flowers

UK Perennial FlaxAlso known as: Blue Flax

Herb Icon Cultivated Flower     First Aid Symbol  Edible Symbol  Mildly Toxic
Image of Perennial Flax
Linum perenne
Family: Linaceae

Flower Properties

Property Value
English Name Perennial Flax
Also Known As Blue Flax
Scientific Name Linum perenne
MainColor Blue
PlantType Herb Icon Herb
Distribution Cultivated Flower Cultivated
Season Found May (May - Sep)
ImageUrl Linum-003
Photographer DP
Location Found Regent's Park
Country Found UK
Last Updated 11 September 2026
Photo Quality A

Flower Details

Description

Perennial Flax is a slender, herbaceous perennial plant with narrow blue-green leaves and sky-blue flowers. The flowers are typically five-petaled and bloom from late spring to mid-summer. It grows to a height of about 30 to 60 cm.

Distribution

Native to Europe and western Asia, it is commonly found in grasslands, meadows, and open woodlands. It has also been introduced to North America.

Medicinal/Other Uses First Aid Symbol

✅ Historically used in traditional medicine for its purported anti-inflammatory and laxative properties.

Edibility Edible Symbol  

Edible - seeds can be consumed but should be ground and used in moderation due to potential toxicity.

Human Toxicity Mildly Toxic
Mildly Toxic Mildly_Toxic

Mildly Toxic - seeds contain cyanogenic glycosides, which can release cyanide when consumed in large quantities.

Pet Toxicity Pet Toxicity

Mildly Toxic to dogs and cats - ingestion of seeds can cause digestive upset and potential cyanide poisoning.

Active Compounds

Linamarin, linoleic acid, lignans

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